DERIVATIVES OF 2H PYRIDAZIN- 3 -ONES, THEIR PREPARATION AND THEIR USE AS SCD-1 INHIBITORS
申请人:Dupont-Passelaigue Elisabeth
公开号:US20120178678A1
公开(公告)日:2012-07-12
The present invention concerns compounds of general formula (I) characterized in that (formula 1) wherein, in particular: —R
1
represents one or more groups such as: trifluoromethyl, halogen such as F, Cl, —when n=m=1, W represents CH then Y represents oxygen, —U represents: either —(C═O)CH
2
NH— and is branched at position 4 of pyridazinone, then R2 represents H, or —(C═O)NH— and U is branched at positions (4), (5) or (6) of pyridazinone, then R2 represents H, —R3 represents a hydrogen or methyl and the addition salts with pharmaceutically acceptable bases and acids and the different isomers, and their mixtures in any proportion for use as SCD-1 enzyme inhibitors for the treatment of obesity, type-2 diabetes and lipid disorders.
The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof
in which m, n, W, X, Y, Z, R, R
1
, R
2
, R
3
and R
4
are as defined in the specification, for use in therapy.